Home / 10,341.48-15,513.26-3,319.74

Finding the Fourth Proportional to 10,341.48, 15,513.26 and 3,319.74

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Solution

The fourth proportional to 10,341.48, 15,513.26 and 3,319.74 is: 4,979.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,341.48 : 15,513.26 = 3,319.74 : x
  2. Step 2: Convert to fraction form
    10,341.48/15,513.26 = 3,319.74/x
  3. Step 3: Cross multiply
    10,341.48x = 15,513.26 × 3,319.74
  4. Step 4: Simplify right side
    10,341.48x = 51,499,989.75
  5. Step 5: Solve for x
    x = 51,499,989.75/10,341.48
  6. Step 6: Final answer
    x = 4,979.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.